package controller;


import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.ui.Model;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import pojo.User;
import service.UserService;
import utils.Page;

import java.text.AttributedString;
import java.util.List;

@Controller
@RequestMapping("/user")
public class UserController {

    @Autowired
    private UserService userService;
    private AttributedString model;

    @RequestMapping("/login")
    public String login(User user){
        boolean flag = userService.login(user);
        if (flag){
            return "index";
        } else {
            return "login";
        }
    }
@RequestMapping("/list/{currentPage}")
  public String list(User user, @PathVariable("currentPage") Integer currentPage, Model model) {
        //查询数据
    Page page =new Page();
    page.setCurrentPage(currentPage);
    int totalCount = userService.count(user);
    page.setTotalCount(totalCount);
    page.setCurrentPage(currentPage);
    page.setTotalPage();
   //
    int offset = page.getPageSize()*(currentPage-1);
    List<User> users = userService.findAll(user,offset,page.getPageSize());


    //把对象存储在作用域中
    model.addAttribute("page",page);
    model.addAttribute("users",users);
    model.addAttribute("user",user);


    return "user/list";
  }
  @RequestMapping("/toadd")
    public String toAdd(){
        return "user/add";
  }
  @RequestMapping("/addSave")
    public String addSave(User user){
       int result = userService.addUser(user);
       if (result > 0) {
           return "redirect:/user/list/1";
       }else {
           return "error";
       }
  }
  @RequestMapping("/delete/{id}")
    public String delete(@PathVariable("id") Integer id){
       int result = userService.deleteUserById(id);
       if (result > 0) {
           return "redirect:/user/list/1";
       }else {
           return "error";
       }
  }
  @RequestMapping("/toupdate/{id}")
    public String toUpdate(@PathVariable("id") Integer id,Model model){
       model.addAttribute("user",userService.findUserById(id));
       return "user/update";
  }
  @RequestMapping("/updateSave")
    public String updateSave(User user){
       int result = userService.updateUser(user);
       if (result > 0) {
           return "redirect:/user/list/1";
       }else {
           return "error";
       }
  }

}
